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$344+ Cheap flights from Rapid City to Milwaukee (RAP - MKE)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — MKE
Jan 26 — Feb 21
Mon 1/26
Mon 2/2
1 adult, Economy
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Cheap flight deals from Rapid City to Milwaukee

Best flights from Rapid City to Milwaukee
Discover carefully curated flight deals from Rapid City to Milwaukee that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 27, 2025.

This United Airlines deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/218:30 amRAP - MKE
1 stop4h 51mUnited Airlines
Sun 1/258:33 amMKE - RAP
2 stops11h 41mUnited Airlines
Deal found 12/24$344
This United Airlines deal was found by Cheapflights users on 12/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/247:00 amRAP - MKE
1 stop6h 57mUnited Airlines
Sat 2/289:44 amMKE - RAP
2 stops10h 10mUnited Airlines
Deal found 12/25$349

Find flight deals from Rapid City to Milwaukee

Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) to Milwaukee (MKE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$344
(United Airlines)

Popular in

August

Cheapest in

October

Average price

$277
Provider with most accurate pricing for Rapid City-Milwaukee-Mitchell flight deals.
Search Deals
Provider most trusted by Cheapflights users for Rapid City-Milwaukee-Mitchell flights.
Search Deals
From Rapid City to Milwaukee-Mitchell
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Rapid City to Milwaukee that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 27, 2025.
Use the filters below to find and compare flights from Rapid City to Milwaukee that are best for you.

Fly from

Rapid City

Fly to

Milwaukee

Route

Depart

Return

Price

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Wed 1/21

8:30 am-2:21 pm

1 stop4h 51m

Milwaukee-Mitchell

Sun 1/25

8:33 am-7:14 pm

2 stops11h 41m

$344

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Tue 2/24

7:00 am-2:57 pm

1 stop6h 57m

Milwaukee-Mitchell

Sat 2/28

9:44 am-6:54 pm

2 stops10h 10m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/24

Compare providers for flights from Rapid City to Milwaukee

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Rapid City to Milwaukee in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Rapid City-Milwaukee flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Rapid City-Milwaukee flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Rapid City-Milwaukee flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rapid City-Milwaukee flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Rapid City-Milwaukee flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Rapid City to Milwaukee

Have a flexible travel schedule? Discover the best time to fly to Milwaukee from Rapid City with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Rapid City to Milwaukee

What is the cheapest month to book a flight from Rapid City to Milwaukee?

Currently, May is the cheapest month in which you can book a flight from Rapid City to Milwaukee (average of $189). Flying from Rapid City to Milwaukee in January is currently the most expensive (average of $304). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Milwaukee

Get insights into the airlines that provide service to Milwaukee. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Milwaukee. Reviews last updated December 27, 2025.
Read reviews from past customers who have flown Delta and United Airlines from Rapid City to Milwaukee. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,018 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,018 reviews
Delta
7.9
Good
8,018 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,116 reviews
Delta
7.9
Good
8,018 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Rapid City to Milwaukee. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Rapid City to Milwaukee?

    Airlines like United Airlines fly from Rapid City to Milwaukee in about 4h 51m. The time it takes to get you to your destination can typically vary by up to . The distance from Rapid City to Milwaukee is about 762 mi.

  • What are the cheapest airlines flying from Rapid City to Milwaukee round-trip?

    According to our current data, United Airlines ($248), and Delta ($248) offers the cheapest pricing from Rapid City to Milwaukee. These flights start at 38% lower than the current average price 3 months from now.

  • Can I find deals for flights from Rapid City to Milwaukee that include hotel bookings?

    Yes. In addition to deals on Rapid City to Milwaukee flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Rapid City to Milwaukee?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rapid City to Milwaukee.

  • Can I find deals for business class flights from Rapid City to Milwaukee?

    Yes. Cheapflights offers flight deals from Rapid City to Milwaukee by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Rapid City to Milwaukee?

    Currently, May is the cheapest month in which you can book a flight from Rapid City to Milwaukee (average of $189). Flying from Rapid City to Milwaukee in January is currently the most expensive (average of $304). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Milwaukee?

Book flights to Milwaukee if you plan to visit one of these locations
Sheboygan
New Berlin
Oak Creek
Wauwatosa

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Top 2 airlines flying from Rapid City to Milwaukee

Discover the top 2 airlines that operate flights from Rapid City to Milwaukee. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$248Average$505FlexibilityNo cancel feeOn-time69%
DeltaCheapest$248Average$308FlexibilityNo cancel feeOn-timeN/A

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